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阅读以下说明和C++代码(代码13-1),将应填入(n)处的字句写在对应栏内。
【说明】
软件设计师东方飞龙利用UML设计了一个迷你小型复数类,其类图如图13-11所示。
【代码13-l】
/*___________________________________*/
/********* 文件 MiniComplex. h*********/
/*___________________________________*/
include<iostream>
using namespace std;
class MiniComplex
{(1):
//重载流插入和提取运算符
(2) ostream & operator <<(ostream & osObject, const MiniComplex & complex)
{ osObject <<"("<<complex. realPart<<"+"<<complex. imagPart <<"I"<<")";
return osObject;
}
friend (3) operator >>(istream & isObject, MiniComplex & complex)
{ char ch;
isObject >>complex. realPart >>ch>>complex. imagPart >>ch;
return isObject;
}
MiniComplex(double real=0, double imag=0); //构造函数
MiniComplex operator+(const MiniComplex & otherComplex)const! //重载运算符+
MiniComplex operator--(const MiniComplex & otherComplex)const! //重载运算符-
MiniComplex operator*(const MiniComplex& othmComplex)const; //重载运算符*
MiniComplex operator/(const MiniComplex & otherComplex)const; //重载运算符/
bool perator==(const MiniComplex &otherComplex)const; //重载运算符==
private:
double realPart; //存储实部变量
double imagPart; //存储虚部变量
};
/*_______________________________________________________*/
/* * * * * * * * *文件 MiniComplex. cpp* * * * * * * * * */
/*_______________________________________________________*/
include "MiniComplex.h"
bool MiniComplex:: perator==(const MiniComplex & otherComplex)const
{ (1);}
MiniComplex:: MiniComplex(double real, double imag){realPart=real;imagPart=imag!}
MiniComplex MiniComplex:: operator+(const MiniComplex & otherComplex)const
{ MiniComplex temp;
temp. realPart=realPart+ otherComplex. realPart;
temp. imagPart=imagPart+ otherComplex. imagPart;
return temp;
}
MiniComplex MiniComplex::operator--(const MiniComplex & otherComplex)const
{ MiniComplex temp;
temp.realPart=realPart-otherComplex.realPart;
temp. imagPart=imagPart-otherCompler.imagPart;
return temp;
}
MiniComplex MiniComplex:: operator*(const MiniComplex& otherComplex)const
{ MiniComplex temp;
temp.realPart=(realPart* otherComplex.realPart)-(imag-Part* otherComplex.imag-Part);
temp imagPart=(realPart* otherComplex. imagPart)+(imag-Part *otherComplex.realPart);
return temp,
}
MiniComplex MiniComplex:: operator/(const MiniComplex& otherComplex)eonst
{ MiniComplex temp;
float tt;
tt=1/(otherComplex. realPart *otherComplex. realPart+otherComplex. imagPart* other Complex.imagPart);
temp. realPart=((realPart* otherComplex.realPart)+(imagPart* otherComplex.imagPart))*tt;
temp. imagPart=((imagPart * otherComplex.realPart)-(realPart* otherComplex.imagPart))*tt;<
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